* {
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Microsoft YaHei';
    background-color: #fff;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}

/* .w {
    width: 1200px;
    margin: 0 auto;
} */

/* 顶部 */

.topbig {
    position: fixed;
    top: 0%;
    height: 65px;
    width: 100%;
    background-color: rgba(36, 36, 36, 0.5);
    overflow: hidden;
}

.topbig .logo {
    float: left;
    width: 150px;
    height: 34px;
    margin-top: 15.5px;
    margin-left: 50px;
}

.topbig .logo img {
    width: 150px;
    height: 34px;
}

.topbig .topnav {
    /* position: absolute; */
    /* z-index: 100; */
    /* left: 50%;
    margin-left: -600px; */
    float: left;
    height: 65px;
    margin-left: 100px;
}

.topbig .topnav ul li {
    float: left;
}

.topbig .topnav ul li a {
    display: block;
    height: 65px;
    line-height: 65px;
    font-size: 16px;
    color: rgb(253, 253, 253);
    padding: 0 15px;
}

.topbig .topnav ul .unique a {
    color: rgb(253, 104, 0);
}

.topbig .topnav ul li a:hover {
    color: rgb(253, 104, 0);
}

.topbig .registration {
    float: right;
    height: 65px;
    margin-right: 30px;
    /* background-color: pink; */
}

.topbig .registration ul li {
    float: right;
}

.topbig .registration ul li a {
    display: block;
    height: 65px;
    line-height: 65px;
    font-size: 16px;
    color: rgb(253, 253, 253);
    padding: 0 15px;
}

.topbig .registration ul li a:hover {
    color: rgb(253, 104, 0);
}

/* 页面 */
.same {
    margin-bottom: 10px;
    transition: all .4s ease-out;
}

.same img {
    width: 100%;
}

.same:hover {
    box-shadow: 10px 10px 10px -4px rgba(0, 0, 0, 0.3);
}

/* 底部 */
/* .bottom {
    height: 325px;
    background-color: rgb(250, 250, 250);
}

.bottom img {
    height: 250px;
    padding-left: 100px;
    padding-top: 30px;
} */
.bottom {
    display: flex;
    flex-direction: column;
    /* height: 400px; */
    margin-top: 20px;
    background-color: #fff;
}

.footer-service {
    background-color: #fff;
}

.footer-service ul {
    display: flex;
    flex-direction: row;
    justify-content: center;
    border-bottom: 1px solid #e0e0e0;
}

.footer-service ul li {
    height: 50px;
    line-height: 50px;
    padding: 10px 60px;
    font-size: 18px;
    /* background-color: #ff5000; */
    border-right: 1px solid #e0e0e0;
}

.footer-service ul li a {
    color: #616161;
}

.footer-service ul li a:hover {
    color: #ff9a6f;
}

.footer-service ul li:nth-last-child(1) {
    border-right: 0;
}

.footer-links {
    display: flex;
    flex-direction: row;
    justify-content: center;
    background-color: #fff;
    padding-top: 20px;
}

.footer-links dl {
    width: 160px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
}

.footer-links dl dt {
    color: black;
    font-size: 16px;
    height: 30px;
    line-height: 30px;
}

.footer-links dl dd {
    font-size: 14px;
    height: 30px;
    line-height: 30px;
}

.footer-links dl dd a {
    color: #757575;
}

.footer-links dl dd a:hover {
    color: #ff9a6f;
}

.footer-bottom {
    height: 150px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    font-size: 14px;
}

.footer-bottom #one {
    color: #999;
    padding-bottom: 10px;
}

.footer-bottom #two a {
    color: #333;
}

.footer-bottom #two a:hover {
    color: #ff9a6f;
}